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Minor earthquake, 2.91 mag has occurred near Camuy in Puerto Rico


Earthquake location 18.5388S, -66.874WA minor earthquake magnitude 2.91 (ml/mb) strikes 6 kilometers (4 miles) from Camuy in Puerto Rico on Thursday. The 2.91-magnitude earthquake has occurred at 18:14:14 / 6:14 pm (local time epicenter). Global time and date of event 28/12/17 / 2017-12-28 22:14:14 / December 28, 2017 @ 10:14 pm UTC/GMT. The earthquake was roughly at a depth of 85 km (53 miles). All ids that are associated to the event: pr2017362007. Unique identifier: pr2017362007. Exact location of event, longitude -66.874 West, latitude 18.5388 North, depth = 85 km.

The epicenter was 65 km (40 miles) from Ponce (c. 152 600 pop), 47 km (29 miles) from Mayagüez (c. 78 600 pop), 18 km (11 miles) from Arecibo (c. 49 300 pop), 74 km (46 miles) from Levittown (c. 29 800 pop), 52 km (33 miles) from Vega Baja (c. 29 300 pop). Close country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected). Nearest cities/city/villages to epicentrum/hypocenter was Comerío, Coamo, Sabana Seca (min 5000 pop).

Every year there are an estimated 130,000 minor earthquakes in the world. Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage. In the past 24 hours, there have been two, in the last 10 days thirteen, in the past 30 days thirty-three and in the last 365 days two hundred and fifty-nine earthquakes of magnitude 3.0 or greater that have been detected in the same area.

How would you describe the shaking?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 6 km NNW of Camuy, Puerto Rico. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 2.91 mb The magnitude for the event.
Longitude -66.874° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.5388° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 85 km Depth of the event in kilometers.
Place 6km NNW of Camuy, Puerto Rico Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-12-28 22:14:14 Time when the event occurred. UTC/GMT
Updated 2017-12-29 00:30:15 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 Timezone offset from UTC in minutes at the event epicenter.
Felt The total number of felt reports
CDI The maximum reported intensity for the event.
MMI The maximum estimated instrumental intensity for the event.
Alert Level The alert level from the PAGER earthquake impact scale. Green, Yellow, Orange or Red.
Review Status reviewed Indicates whether the event has been reviewed by a human.
Tsunami 0 This flag is set to "1" for large events in oceanic regions and "0" otherwise. The existence or value of this flag does not indicate if a tsunami actually did or will exist.
SIG 130 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network pr The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,pr, A comma-separated list of network contributors.
Number of Stations Used 11 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.2266 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.27 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 225 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type md The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID pr2017362007 Id of event.
Event Code 2017362007 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2017362007, A comma-separated list of event ids that are associated to an event.

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